The mobile phone has influenced people’s life a lot since it _______.
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A
invents
B
invented
C
is invented
D
was invented
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Mr. Wang is a teacher. He ______ in this school for 20 years.
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A
has worked
B
worked
C
will work
D
works
—Anna doesn’t _______ a black skirt. —But she ________ a red one.
#38022
A
have; have
B
has; have
C
have; has
D
has; has
She some mistakes in her exercises the day before yesterday.
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A
made
B
had made
C
has made
D
was making
—Hello! May I speak to Alice?—Sorry. She isn’t here right now. She ________ to the library.
#39497
A
goes
B
went
C
has gone
D
is going